== sanity test 123ab: verify statahead work by using statx ========================================================== 16:40:09 (1788468009)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8965080a1800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8965080a1800.batch_stats=0
striped dir -i1 -c2 -H all_char  /mnt/lustre/d123ab.sanity
total: 100 open/close in 1.74 seconds: 57.40 ops/second
llite.lustre-ffff8965080a1800.statahead_max=0
100

real	0m2.023s
user	0m0.009s
sys	0m0.287s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff8965080a1800.statahead_max=128
llite.lustre-ffff8965080a1800.statahead_max=128
100

real	0m0.924s
user	0m0.009s
sys	0m0.160s
'statx -l' 100 files with statahead: 1 sec
statahead total: 99
statahead wrong: 2
agl total: 94
list_total: 27
fname_total: 60
hit_total: 1664
miss_total: 1097
swrong=2 ewrong=2
 - open/close 850 (time 1788468036.75 total 10.01 last 84.93)
total: 900 open/close in 10.88 seconds: 82.71 ops/second
llite.lustre-ffff8965080a1800.statahead_max=0
1000

real	0m20.470s
user	0m0.092s
sys	0m2.598s
'statx -l' 1000 files without statahead: 20 sec
llite.lustre-ffff8965080a1800.statahead_max=128
llite.lustre-ffff8965080a1800.statahead_max=128
1000

real	0m4.238s
user	0m0.064s
sys	0m1.187s
'statx -l' 1000 files with statahead: 4 sec
statahead total: 100
statahead wrong: 2
agl total: 95
list_total: 28
fname_total: 60
hit_total: 2662
miss_total: 1098
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 20 seconds
llite.lustre-ffff8965080a1800.statahead_stats=
statahead total: 100
statahead wrong: 2
agl total: 95
list_total: 28
fname_total: 60
hit_total: 2662
miss_total: 1098
mdc.lustre-MDT0000-mdc-ffff8965080a1800.batch_stats=
snapshot_time:            1788468094.903900578 secs.nsecs
start_time:               1788468014.096580035 secs.nsecs
elapsed_time:             80.807320543 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  16  16
2:		         1   4  20
4:		         2   8  29
8:		         3  12  41
16:		         0   0  41
32:		         5  20  62
64:		         9  37 100
mdc.lustre-MDT0001-mdc-ffff8965080a1800.batch_stats=
snapshot_time:            1788468094.904075260 secs.nsecs
start_time:               1788468014.096713238 secs.nsecs
elapsed_time:             80.807362022 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  16  16
2:		         2   8  24
4:		         4  16  40
8:		         1   4  44
16:		         0   0  44
32:		         3  12  56
64:		        11  44 100
unlink(/mnt/lustre/d123ab.sanity/f123ab.sanity0) error: No such file or directory
total: 0 unlinks in 0 seconds: -nan unlinks/second
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536